Wanna know why your gut still jiggles despite hours of exercise? It’s all that tedious, molasses-pace jogging. If you want to go shirtless by Memorial Day and cut your workout time in half, say good-bye to five-mile runs and hello to high-intensity interval training
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You know what’s the best part of spending a solid hour trotting on the treadmill? Nothing. Not only does that kind of slow-and-steady cardio take forever each time out, but like an expense report, it pays off slowly and doesn’t really get you ahead. You want to be a toned and fit beach god? Come join the cult of high-intensity interval training.